As soon as conception occurs, your levels of estrogen and progesterone skyrocket. These hormones cause the mucous membranes lining your nasal passages to swell and produce more mucus. This leads to that feeling of stuffiness and the annoyance of a constant drip.
Disclaimer: This blog post is for informational purposes only and does not constitute medical advice. Always consult with a healthcare professional regarding symptoms or treatments during pregnancy. early pregnancy runny nose
The primary driver of a runny nose in early pregnancy is the dramatic shift in hormonal balance. Following conception, the body begins producing elevated levels of estrogen and progesterone. These hormones, while essential for maintaining the uterine lining and supporting fetal growth, have profound effects on the mucous membranes throughout the body. Specifically, they increase blood flow to the nasal passages and cause the mucous membranes to swell and soften—a process similar to what happens to the uterine tissues. This increased blood volume and vascular engorgement lead to the classic symptoms: a stuffy, runny nose, post-nasal drip, and sneezing. In essence, the nose undergoes a mini-version of the vascular changes occurring in the pelvis and uterus. This explains why a woman might reach for a tissue rather than a pregnancy test as her first clue that conception has occurred. As soon as conception occurs, your levels of